It means That ur heart rhythm is irregular may be only ventricular premature beats
or some other arrhythemia.Get ur Dr for an ECG checkup & if the arrhythmia
doesnot show in ECG u can get a 24 hrs ECG recording by way of Halter monitor which is a small device & will record all irregualrity when they occuar by this ur Dr can diagnose the type of arrthymia & can prescribe medicine accordingly bcaz anti arrythmic drugs are of different class & function sholdn't take any medicine randomly . Bcaz if ur waiting for CABG that means u have undergone angiography
& condition requires immediate attention .These arrthymias r part of angina
& poor circulation of coronaries .